110155515352109 has 2 divisors, whose sum is σ = 110155515352110. Its totient is φ = 110155515352108.

The previous prime is 110155515352093. The next prime is 110155515352171. The reversal of 110155515352109 is 901253515551011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105409748955625 + 4745766396484 = 10266925^2 + 2178478^2 .

It is a cyclic number.

It is not a de Polignac number, because 110155515352109 - 2⁴ = 110155515352093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110155515352109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110155515352189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55077757676054 + 55077757676055.

It is an arithmetic number, because the mean of its divisors is an integer number (55077757676055).

Almost surely, 2^{110155515352109} is an apocalyptic number.

It is an amenable number.

110155515352109 is a deficient number, since it is larger than the sum of its proper divisors (1).

110155515352109 is an equidigital number, since it uses as much as digits as its factorization.

110155515352109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168750, while the sum is 44.

The spelling of 110155515352109 in words is "one hundred ten trillion, one hundred fifty-five billion, five hundred fifteen million, three hundred fifty-two thousand, one hundred nine".